Originally Posted by
martysmartie
"the head flows for nearly 200hp as it is" as stated by you in your first post?
Martin
I'm not sure why you're being so argumentative, you are saying your love to see one doing 200bhp on a standard bottom end and no headwork.
Nobody has ever said it would if you read back.
Feel free to carry on guessing what you can do with a sigma, I'm happy to sit here with the knowledge of what I have done.